目前国内采用的围生期时间范围是( )
A.妊娠20周至产后l周
B.妊娠20周至产后2周
C.妊娠28周至产后l周
D.妊娠28周至产后2周
E.妊娠28周至产后3周
参考答案:C
As everyone knows, the South China Sea is _____ part of China, _____ important part of China,
any other country outside Asia doesn't have _____ say in this issue.
[ ]
A. a, an, /
B. /, an, a
C. a, the, the
D. a, an, /
微小病变肾病的主要病理改变是()
A.常规光镜检查肾小球无异常,免疫荧光显示其毛细血管基膜上有免疫复合物沉积
B.常规光镜检查肾小球无异常,电镜显示肾小球上皮细胞足突融合或消失
C.常规光镜检查显示肾小球内存在微小硬化灶
D.常规光镜检查显示肾小球内存在微小炎细胞浸润灶
E.常规光镜检查显示肾间质大量炎细胞浸润灶